Jan is 3 years younger than Ari and Bea is 3 years older than Ari. The product of Jan's and Bea ages is 55 How old is Ani?

Ari is 8 years old.

Step-by-step explanation:

The product of 11 and 5 is equal to 55. 11-3=8. 8-3=5

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walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40